Mark PATCH /api/v2/incidents/incident_id/attachments endpoint as deprecated (#3237)

Co-authored-by: ci.datadog-api-spec <packages@datadoghq.com>

Author: api-clients-generation-pipeline[bot]

.generator/schemas/v2/openapi.yaml

@@ -65621,6 +65621,7 @@ paths:
 
         If you have any feedback, contact [Datadog support](https://docs.datadoghq.com/help/).'
     patch:
+      deprecated: true
       description: The bulk update endpoint for creating, updating, and deleting attachments
         for a given incident.
       operationId: UpdateIncidentAttachments
@@ -65659,9 +65660,7 @@ paths:
         operator: OR
         permissions:
         - incident_write
-      x-unstable: '**Note**: This endpoint is in public beta.
-
-        If you have any feedback, contact [Datadog support](https://docs.datadoghq.com/help/).'
+      x-unstable: '**Note**: This endpoint is deprecated.'
   /api/v2/incidents/{incident_id}/impacts:
     get:
       description: Get all impacts for an incident.

src/main/java/com/datadog/api/client/v2/api/IncidentsApi.java

@@ -6065,7 +6065,9 @@ public UpdateIncidentAttachmentsOptionalParameters include(
    * @param body Incident Attachment Payload. (required)
    * @return IncidentAttachmentUpdateResponse
    * @throws ApiException if fails to make API call
+   * @deprecated
    */
+  @Deprecated
   public IncidentAttachmentUpdateResponse updateIncidentAttachments(
       String incidentId, IncidentAttachmentUpdateRequest body) throws ApiException {
     return updateIncidentAttachmentsWithHttpInfo(
@@ -6081,7 +6083,9 @@ incidentId, body, new UpdateIncidentAttachmentsOptionalParameters())
    * @param incidentId The UUID of the incident. (required)
    * @param body Incident Attachment Payload. (required)
    * @return CompletableFuture<IncidentAttachmentUpdateResponse>
+   * @deprecated
    */
+  @Deprecated
   public CompletableFuture<IncidentAttachmentUpdateResponse> updateIncidentAttachmentsAsync(
       String incidentId, IncidentAttachmentUpdateRequest body) {
     return updateIncidentAttachmentsWithHttpInfoAsync(
@@ -6102,7 +6106,9 @@ incidentId, body, new UpdateIncidentAttachmentsOptionalParameters())
    * @param parameters Optional parameters for the request.
    * @return IncidentAttachmentUpdateResponse
    * @throws ApiException if fails to make API call
+   * @deprecated
    */
+  @Deprecated
   public IncidentAttachmentUpdateResponse updateIncidentAttachments(
       String incidentId,
       IncidentAttachmentUpdateRequest body,
@@ -6120,7 +6126,9 @@ public IncidentAttachmentUpdateResponse updateIncidentAttachments(
    * @param body Incident Attachment Payload. (required)
    * @param parameters Optional parameters for the request.
    * @return CompletableFuture&lt;IncidentAttachmentUpdateResponse&gt;
+   * @deprecated
    */
+  @Deprecated
   public CompletableFuture<IncidentAttachmentUpdateResponse> updateIncidentAttachmentsAsync(
       String incidentId,
       IncidentAttachmentUpdateRequest body,
@@ -6151,7 +6159,10 @@ public CompletableFuture<IncidentAttachmentUpdateResponse> updateIncidentAttachm
    *       <tr><td> 404 </td><td> Not Found </td><td>  -  </td></tr>
    *       <tr><td> 429 </td><td> Too many requests </td><td>  -  </td></tr>
    *     </table>
+   *
+   * @deprecated
    */
+  @Deprecated
   public ApiResponse<IncidentAttachmentUpdateResponse> updateIncidentAttachmentsWithHttpInfo(
       String incidentId,
       IncidentAttachmentUpdateRequest body,
@@ -6219,7 +6230,9 @@ public ApiResponse<IncidentAttachmentUpdateResponse> updateIncidentAttachmentsWi
    * @param body Incident Attachment Payload. (required)
    * @param parameters Optional parameters for the request.
    * @return CompletableFuture&lt;ApiResponse&lt;IncidentAttachmentUpdateResponse&gt;&gt;
+   * @deprecated
    */
+  @Deprecated
   public CompletableFuture<ApiResponse<IncidentAttachmentUpdateResponse>>
       updateIncidentAttachmentsWithHttpInfoAsync(
           String incidentId,